]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
perf/x86/intel/cstate: Remove PC3 support from LunarLake
authorZhang Rui <rui.zhang@intel.com>
Thu, 23 Oct 2025 22:37:52 +0000 (15:37 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 18 Dec 2025 13:02:42 +0000 (14:02 +0100)
commit75446d62696c9cf486074e49844922e1de732381
tree5dff09662df811c60f100dd8ee38215099ebe118
parent4669a8db976c8cbd5427fe9945f12c5fa5168ff3
perf/x86/intel/cstate: Remove PC3 support from LunarLake

[ Upstream commit 4ba45f041abe60337fdeeb68553b9ee1217d544e ]

LunarLake doesn't support Package C3. Remove the PC3 residency counter
support from LunarLake.

Fixes: 26579860fbd5 ("perf/x86/intel/cstate: Add Lunarlake support")
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Kan Liang <kan.liang@linux.intel.com>
Reviewed-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
Link: https://patch.msgid.link/20251023223754.1743928-3-zide.chen@intel.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
arch/x86/events/intel/cstate.c